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2026-05-03 - 12:43
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sun May 03, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25872212968,7sleep30-21swapper/319:08:073
259572123113,7sleep10-21swapper/119:09:141
25983212162,6sleep20-21swapper/219:09:342
258622112102,7sleep00-21swapper/019:08:010
111502660,0sleep10-21swapper/123:40:161
43692570,0sleep20-21swapper/220:40:162
142222560,0sleep20-21swapper/220:50:172
178612500,0sleep10-21swapper/119:55:181
2618799282,19cyclictest0-21swapper/219:45:122
2618799270,26cyclictest0-21swapper/221:48:422
2618799270,26cyclictest0-21swapper/200:11:132
2617599270,26cyclictest0-21swapper/022:27:300
2618799260,25cyclictest0-21swapper/222:51:482
2617599260,25cyclictest0-21swapper/023:55:160
2617599250,24cyclictest0-21swapper/023:16:540
26187992417,7cyclictest0-21swapper/222:08:062
26181992421,3cyclictest0-21swapper/121:08:151
2618199241,21cyclictest0-21swapper/123:57:071
2617599240,17cyclictest2042-21/usr/sbin/munin23:05:200
2618799230,17cyclictest0-21swapper/220:05:152
2618199231,3cyclictest0-21swapper/120:16:081
2617599230,17cyclictest0-21swapper/023:29:020
2618799222,19cyclictest0-21swapper/223:25:162
2618799220,3cyclictest0-21swapper/219:54:322
2618799220,21cyclictest0-21swapper/222:48:542
2618799220,21cyclictest0-21swapper/222:35:512
2618799220,21cyclictest0-21swapper/220:39:592
2618799220,21cyclictest0-21swapper/220:26:072
2618799220,21cyclictest0-21swapper/220:13:402
2618799220,21cyclictest0-21swapper/200:19:382
26181992220,2cyclictest0-21swapper/122:26:121
26181992215,7cyclictest0-21swapper/123:20:031
2618199221,20cyclictest0-21swapper/122:38:091
2618199221,20cyclictest0-21swapper/122:16:091
2618199220,3cyclictest0-21swapper/100:13:071
2618199220,21cyclictest0-21swapper/123:45:331
2618199220,21cyclictest0-21swapper/123:32:451
2618199220,21cyclictest0-21swapper/123:11:481
2618199220,21cyclictest0-21swapper/123:06:151
2618199220,21cyclictest0-21swapper/123:00:481
2618199220,21cyclictest0-21swapper/122:53:361
2618199220,21cyclictest0-21swapper/122:43:241
2618199220,21cyclictest0-21swapper/122:11:001
2618199220,21cyclictest0-21swapper/121:36:361
2618199220,21cyclictest0-21swapper/120:59:021
2618199220,21cyclictest0-21swapper/119:27:171
2618199220,21cyclictest0-21swapper/119:22:041
2618199220,21cyclictest0-21swapper/119:16:231
2618199220,21cyclictest0-21swapper/119:13:221
2618199220,21cyclictest0-21swapper/100:01:471
26187992118,2cyclictest749-21snmpd21:25:482
26187992117,3cyclictest749-21snmpd23:42:392
26187992117,3cyclictest0-21swapper/223:30:122
26187992117,3cyclictest0-21swapper/220:56:202
26187992117,2cyclictest9061-21sadc21:45:002
26187992117,2cyclictest749-21snmpd21:55:212
26187992114,6cyclictest0-21swapper/219:15:122
2618799211,3cyclictest0-21swapper/223:57:282
2618799211,19cyclictest0-21swapper/222:18:332
2618799211,17cyclictest0-21swapper/200:00:112
2618799210,2cyclictest0-21swapper/220:32:442
2618799210,20cyclictest0-21swapper/221:10:482
2618799210,20cyclictest0-21swapper/219:58:022
2618799210,20cyclictest0-21swapper/200:35:042
2618799210,20cyclictest0-21swapper/200:09:252
2618799210,19cyclictest31526-21ls22:05:002
26181992119,2cyclictest0-21swapper/100:29:411
26181992118,3cyclictest0-21swapper/121:18:021
26181992118,3cyclictest0-21swapper/120:45:591
26181992118,3cyclictest0-21swapper/119:35:291
26181992117,4cyclictest0-21swapper/122:46:061
26181992117,3cyclictest0-21swapper/120:52:011
2618199210,2cyclictest0-21swapper/120:36:461
2618199210,20cyclictest0-21swapper/123:50:151
2618199210,20cyclictest0-21swapper/123:39:271
2618199210,20cyclictest0-21swapper/123:17:421
2618199210,20cyclictest0-21swapper/122:55:041
2618199210,20cyclictest0-21swapper/122:31:421
2618199210,20cyclictest0-21swapper/122:20:271
2618199210,20cyclictest0-21swapper/122:20:271
2618199210,20cyclictest0-21swapper/121:51:031
2618199210,20cyclictest0-21swapper/121:46:031
2618199210,20cyclictest0-21swapper/121:30:571
2618199210,20cyclictest0-21swapper/121:26:151
2618199210,20cyclictest0-21swapper/121:20:121
2618199210,20cyclictest0-21swapper/121:02:471
2618199210,20cyclictest0-21swapper/120:41:351
2618199210,20cyclictest0-21swapper/120:30:321
2618199210,20cyclictest0-21swapper/120:01:471
2618199210,20cyclictest0-21swapper/119:53:381
2618199210,20cyclictest0-21swapper/100:24:341
2618199210,20cyclictest0-21swapper/100:15:591
2618199210,20cyclictest0-21swapper/100:06:281
2617599216,13cyclictest12116-21/usr/sbin/munin22:45:130
327142200,0sleep332720-21kthreadcore23:30:173
26187992018,1cyclictest749-21snmpd23:12:162
26187992018,1cyclictest749-21snmpd22:41:242
26187992018,1cyclictest749-21snmpd21:20:512
26187992018,1cyclictest749-21snmpd21:08:172
26187992018,1cyclictest749-21snmpd21:03:262
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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